but i will tell you that the science is unequivocal on this. that repeated hits to the head. not just concussions by the way but routine hits to the head that football players take often lead far more than in the general lop legs lead to depression, the early on set of ghen sharks alzheimer's and even lou gehrig's disease there no question about that who would deny that it's the roughest game in the world maybe with the exception of rugby and if you are going to play it it, you are taking a bodily risk. everyone knows that. >> absolutely. >> you are richly rewarded if you succeed. and then there are guys like my friend frank gifford who played many many years, got a bunch of concussions but, you know, he is now an elderly man but is he still in good shape. so it's not a cause and effect, this is absolutely going to happen. but the culture of pro-football now is so intense and these guys take a lot of substance, whether they admit it or not, painkillers, just to build your body up and all of that. that i'm just wondering whether this is a really now off the chart high risk gro